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xo-unit: operator+ overloads for (xquantity, double)

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Roland Conybeare 2024-05-01 10:25:44 -05:00
commit a91c90fad4
1 changed files with 20 additions and 0 deletions
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20
include/xo/unit/xquantity.hpp
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@ -311,6 +311,26 @@ namespace xo {
return Quantity::add(x, y);
}
/** note: won't have constexpr result until c++26 (when ::sqrt(), ::pow() are constexpr)
**/
template <typename Quantity>
requires quantity2_concept<Quantity>
constexpr auto
operator+ (const Quantity & x, double y)
{
return x + Quantity(y, nu::dimensionless);
}
/** note: won't have constexpr result until c++26 (when ::sqrt(), ::pow() are constexpr)
**/
template <typename Quantity>
requires quantity2_concept<Quantity>
constexpr auto
operator+ (double x, const Quantity & y)
{
return Quantity(x, nu::dimensionless) + y;
}
/** note: won't have constexpr result until c++26 (when ::sqrt(), ::pow() are constexpr)
**/
template <typename Quantity, typename Quantity2>